Back to list
speechavailableverified

TTS-1

OpenAI

TTS-1 text-to-speech API.

Data basis
Input → Output
text → audio
Pricing unit
1K characters
Access
api
Last verified
2026-11-05

Pricing and verification

Text-to-speech
$0.015 / 1K characters
Verified
2026-11-05
OpenAI official pricing
Model performance benchmarks
No audited, comparable public benchmark score is available yet. Music and world models do not currently have a unified public leaderboard; video models are seeded from public sources such as VBench / VBench++ where available.
Capabilities
TTS
Pricing and plans status

$0.015/1K characters ($15.00/1M)

Note: multimodal pricing can be seconds, generations, credits, minutes, plan allowances or enterprise contracts. It is not forced into token pricing; only verified source-backed rows appear below.

Pricing sources and usage units

No structured pricing reference row yet; showing official pricing unit and source links above.

Related plans

No mapped plan yet. Next step is to materialize plans for Runway, Kling, Pika, Luma, Suno, Udio and similar providers.

TTS-1 · Voice Models | aiplans.dev